Legislative Update: Iowa SF 603

Updated: June 11, 2025 by Legislative Updates 1 min read June 11, 2025

Iowa SF 603 Change Notification

This measure changes the definition of “taxable wages” in the state. They removed some of the language referencing “another state which extends a like comity to this state, with respect to employment….”, therefore, the result is the employer must pay contributions for wages paid in the state and not from bordering states.

Effective Date

Upon passage of bill.


Iowa Senate File 603 Implication to Stakeholders

This change is non-consequential but should make determining what taxable wages are in this particular state.

Make sure all platforms you use for payroll administration are updated to reflect this change in statute.

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The Experian Employer Services Insights blog focuses on providing updates and solutions for HR teams, business owners, tax pros and compliance officers looking to navigate complex regulatory landscapes while optimizing their workforce management processes. Some important topics include payroll tax, unemployment, income & employment verification, compliance, and improving the overall employee experience.